 (at the Computer)
 (at the Computer)
25 PIN D-SUB FEMALE at the Computer.
| Pin | Name | Dir | Description | 
|---|---|---|---|
| 1 | +12V |  | +12 VDC | 
| 2 | +5V |  | +5 VDC | 
| 3 | +5V |  | +5 VDC | 
| 4 | /INDEX |  | Sector hole passed sensor. | 
| 5 | /DSEL1 |  | Drive Select 1 | 
| 6 | DIR |  | Direction (0=In, 1=Dir) | 
| 7 | /STEP |  | Moves head 1 step in DIR direction. | 
| 8 | WRITEDATA |  | Write Data | 
| 9 | /WRITEGATE |  | Write Gate | 
| 10 | /TRACK00 |  | Head is over Track 00 (outermost track) | 
| 11 | /WRITEPROTECT |  | Write protected disk (0=Write protected) | 
| 12 | READDATA |  | Data read from diskette. | 
| 13 | /SIDESELECT |  | Side Select (0=Side 1, 1=Side 0) | 
| 14 | +12V |  | +12 VDC | 
| 15 | +12V |  | +12 VDC | 
| 16 | +5V |  | +5 VDC | 
| 17 | /DSEL1 |  | Select Drive 0 | 
| 18 | /MOTOR |  | Motor On | 
| 19 | READY |  | Ready | 
| 20 | GND |  | Ground | 
| 21 | GND |  | Ground | 
| 22 | GND |  | Ground | 
| 23 | GND |  | Ground | 
| 24 | GND |  | Ground | 
| 25 | GND |  | Ground | 
Note: Direction is Computer relative Diskdrive.
| Contributor: | Joakim Ögren | 
| Source: | Mayer's SV738 X'press I/O map | 
  Copyright © The Hardware Book Team 1996-2004.
  May be copied and redistributed, partially or in whole, as appropriate.
  Document last modified: 2002-01-10